40397658

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{313}}^1\times {\mathrm{439}}^1$

素因数の和:771

約数の個数: 48

約数和(自身を含む): 94501440

約数和(自身を除く): 54103782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 313, 439, 626, 878, 939, 1317, 1878, 2191, 2634, 3073, 4382, 6146, 6573, 9219, 13146, 15337, 18438, 21511, 30674, 43022, 46011, 64533, 92022, 129066, 137407, 274814, 412221, 824442, 961849, 1923698, 2885547, 5771094, 6732943, 13465886, 20198829, 40397658]

約数ペア:

[(1, 40397658), (2, 20198829), (3, 13465886), (6, 6732943), (7, 5771094), (14, 2885547), (21, 1923698), (42, 961849), (49, 824442), (98, 412221), (147, 274814), (294, 137407), (313, 129066), (439, 92022), (626, 64533), (878, 46011), (939, 43022), (1317, 30674), (1878, 21511), (2191, 18438), (2634, 15337), (3073, 13146), (4382, 9219), (6146, 6573)]